#include <stdio.h>
void func();

int a, b = 123;

void func()
{
	int b;

	a = 220;
	b= 110;
	printf("Im func a = %d, b = %d\n",a, b);
}

int main()
{
	printf("Im main a = %d, b = %d\n",a, b);
	func();
	printf("Im main a = %d, b = %d\n",a, b);
	
	return 0;
}
